Definify.com
Webster 1913 Edition
Gamester
Game′ster
(gām′stẽr)
, Noun.
 [
Game 
+ -ster
.] 1. 
A merry, frolicsome person. 
[Obs.] 
Shak.
 2. 
A person who plays at games; esp., one accustomed to play for a stake; a gambler; one skilled in games. 
When lenity and cruelty play for a kingdom, the gentlest 
gamester 
is the soonest winner. Shakespeare
3. 
A prostitute; a strumpet. 
[Obs.] 
Shak.
 Webster 1828 Edition
Gamester
GA'MESTER
, n.1.
  A person addicted to gaming; one who is accustomed to play for money or other stake, at cards, dice, billiards and the like; a gambler; one skilled in games. It is as easy to be a scholar as a gamester.
2.
  One engaged at play.3.
  A merry, frolicsome person.  [Not used.]4.
  A prostitute.  [Not in use.]Definition 2025
gamester
gamester
English
Noun
gamester (plural gamesters)
- A person who plays games.
 - (video games, nonstandard) One who plays video games.
 - (gambling) A gambler.
 
Usage notes
Gamer is the term preferred by players of video games and tabletop role-playing games.